| Tournament | Round | John Barker | Margaret Clifford |
| 29.11.2015 Central Coast Championships (NSW) | 2 | 484 | 276 |
| 26.11.2023 Central Coast Open (NSW) | 4 | 355 | 311 |
| 08.12.2024 Central Coast Summer (NSW) | 6 | 435 | 265 |
| Head-to-head after 3 games | 3 | 0 | |
| Average score | 424.66 | 284 | |
| Spread: | 422 | -422 | |